发明名称 Placement mechanism
摘要 A placement mechanism for vertically displacing a micro-electronic component to place the component on a printed circuit board. The mechanism has a spindle that is displaceable on a vertical axis and rotatable on the vertical axis to align the component leads with the lands of the circuit on the board. The spindle carries a placement rod in communication with a vacuum source to enable the component to be retrieved and placed on the board. The placement rod has a resilient interconnection with the spindle to allow for varying board heights and to buffer the impact of the placement of the component on the board.
申请公布号 US4646432(A) 申请公布日期 1987.03.03
申请号 US19850815122 申请日期 1985.12.30
申请人 USM CORPORATION 发明人 VANCELETTE, STANLEY R.
分类号 H01L21/683;(IPC1-7):B23P19/00 主分类号 H01L21/683
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